// the class to be tested 
#pragma once 

#include <string> 

#include "Account.h" 
#include "AccountManager.h" 

class AccountService
{
private:
    AccountManager* pAccountManager;

public:
    AccountService();

    void setAccountManager(AccountManager* pManager);
    void transfer(const std::string& senderId,
        const std::string& beneficiaryId, long amount);
};